What type of acting role is characterized by a lack of dialogue and visibility in the final film?

The type of acting role characterized by a lack of dialogue and often minimal visibility in the final film is known as a background role. These actors, commonly referred to as extras or background performers, are typically present in scenes to enhance the environment and give a sense of realism without having speaking lines or a significant presence in the story. Their contributions, while not prominent, are crucial in creating the backdrop for the main action and can influence the overall atmosphere of the film.

In contrast, main characters, supporting roles, and lead roles involve more substantial involvement in the narrative, typically including dialogue and distinctive arcs that contribute to the plot's development. The background role, however, is distinctly marked by its reliance on physical presence rather than verbal contributions, serving a different but equally important function in cinematic storytelling.